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Pastimes : Ask God

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To: Thomas Calvet who wrote (17718)6/18/1998 9:47:00 PM
From: Chuzzlewit  Read Replies (1) of 39621
 
So, aside from your unprovable assertion that god always has been, we have the tacit admission, among other things, that the prime mover argument is fallacious, and intraspecific evolution occurs. But since I am not a cosmologist I will move from questions about the origins of the universe to evolution.

So now, having conceded that evolution occurs within a species, can you bring yourself to understand the temporal evolution of say Eohippus into Equus?

If not, try this as a surrogate: If one were to look at Rana pipiens (the common leopard frog) and try to breed a frog from Maine with one from Nicaragua, they wouldn't breed. The eggs would be infertile. This would ordinarily fit the classic case of two species because they are incapable of interbreeding. But, a frog from Maine can breed with a frog from Wisconsin, which can breed with a frog from Louisiana, which can breed with a frog from Mexico which can breed with a frog from Nicaragua. So they share a common gene pool which is why they are considered a single species. Now, can you imagine an event such that frogs in Mexico and Texas might die out. Like say a severe drought. That, sir, is how speciation occurs. Many similar examples of speciation due to geographical isolation of pioneer isolates are known.

And do you know that such speciation has been observed in nature. So before you categorize it as impossible, get your facts straight. Not only is it possible but it happens, and it happens quickly enough for people to notice.
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